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Southwest Preparatory School-Northwest

San Antonio, TX · Southwest Preparatory School

Alternative school · Charter · Grades 6-12 · City, large

1,471st of 1,669 Texas high schools statewide · better than 12%· Stable

6535 CULEBRA RD, San Antonio, TX 78238

(210)432-2634NCES ID 480006309118Directory 202324

136
Students
2023–24 enrollment
10.5:1
Student / teacher ratio
77%
Free / reduced-price lunch
low-income indicator
29.7%
Chronically absent
TX average 19%

SchoolRow ranks Southwest Preparatory School-Northwest 1,471st of 1,669 Texas high schools for 2024–25, based on STAAR % at Meets Grade Level or above, 2024–25 (TAPR) English and Math results — better than 12% of high schools statewide. Its statewide percentile went from 16th in 2019 to 12th in 2025.

Statewide percentile by year
25%50%75%12%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, STAAR % at Meets Grade Level or above, 2024–25 (TAPR) · 102 students tested

English Language Arts
Southwest Preparatory School-Northwest
31%
TX average
54%
Math
Southwest Preparatory School-Northwest
10%
TX average
45%
Science
Southwest Preparatory School-Northwest
33%
TX average
47%
English Language Arts over time Southwest Preparatory School-Northwest TX average
25%50%75%31%54%201920202025no testing 2020–21
Math over time Southwest Preparatory School-Northwest TX average
25%50%75%10%45%201920202025no testing 2020–21
Science over time Southwest Preparatory School-Northwest TX average
25%50%75%33%47%201920202025no testing 2020–21

Racial and ethnic breakdown of 136 students (202324, NCES) — history since 2002, with comparable seven-category changes from 2010

Hispanic88%
Hover the pie for details
categories changedHispanic 88%76%12%10%20022023
GroupTrend20102023Change
Hispanic86.5%88.2% 1.7 pts
White7.2%4.4% 2.8 pts
Black5.3%4.4% 0.9 pts
Two or more races0.7%2.2% 1.5 pts
Asian0.3%0.7% 0.4 pts

NCES history for this school begins in 2002. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.

Typical home value $227K in zip 78238 as of 2026-05 · trend since 2000

$63K$127K$190K$253K$228K200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 78238 on Zillow →

Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Southwest Preparatory School-Northwest

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What school district is Southwest Preparatory School-Northwest in?

Southwest Preparatory School-Northwest is part of the Southwest Preparatory School district in San Antonio, Texas.

Is Southwest Preparatory School-Northwest a good school?

SchoolRow ranks Southwest Preparatory School-Northwest 1,471st of 1,669 Texas high schools (better than 12% statewide) based on 2024–25 test results (STAAR % at Meets Grade Level or above, 2024–25 (TAPR)).

What is the racial makeup of Southwest Preparatory School-Northwest?

Hispanic 88%, Black 4%, White 4%, Two or more races 2% (136 students, 2023–24).

How much do homes near Southwest Preparatory School-Northwest cost?

The typical home value in zip code 78238 is $227K as of 2026-05 (Zillow ZHVI).

Sources: state education department data (STAAR % at Meets Grade Level or above, 2024–25 (TAPR), low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.